CÁTODO$\,\left\{\begin{array}{rcr} Cu^{++}&\, + \,2e^{-}\;\rightarrow\;Cu^{o}\\ H^{+}\phantom{X}\,& \\ \end{array} \right.\,$
ÂNODO$\,\left\{\begin{array}{rcr} NO_{3}{}^{-} & \\ 2OH^{-}\,&\rightarrow\;\frac{\;1\;}{2}O_{2}\, + \,H_{2}O\,+ \,2e^{-}\, \\ \end{array} \right.\,$
Cu(NO3)2 aquoso produz Cuo no cátodo e O2 no ânodo.CÁTODO$\,\left\{\begin{array}{rcr} Cu^{++}&\, + \,2e^{-}\;\rightarrow\;Cu^{o}\\ H^{+}\phantom{X}\,& \\ \end{array} \right.\,$
ÂNODO$\,\left\{\begin{array}{rcr} 2Br^{-}\,&\rightarrow\;Br_{2}\, + \,2e^{-}\, \\OH^{-}\, & \\ \end{array} \right.\,$
CuBr2 aquoso produz Cuo no cátodo e Br2 no ânodo.